TREA

Erich Marquardt

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  • Rietheim-Weilheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Signal apparatus
    • Patent number 6,632,003
    • Issue date Oct 14, 2003
    • Werma Signaltechnik GmbH & Co.
    • Erich Marquardt
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminator for a signal lamp
    • Patent number 6,572,242
    • Issue date Jun 3, 2003
    • Werma Signaltechnik GmbH & Co.
    • Erich Marquardt
    • F21 - LIGHTING
  • Information Patent Grant

    Signal pillar
    • Patent number 5,952,915
    • Issue date Sep 14, 1999
    • Werma-Signalgeraete GmbH & Co.
    • Erich Marquardt
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Signal apparatus
    • Publication number 20020006042
    • Publication date Jan 17, 2002
    • Erich Marquardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Illuminator for a signal lamp
    • Publication number 20010040804
    • Publication date Nov 15, 2001
    • WERMA Signaltechnik GmbH & Co
    • Erich Marquardt
    • H01 - BASIC ELECTRIC ELEMENTS